Classify the input using one of these labels: neutral, positive, and negative. @united you're the reason this whole travel experience has been a nightmare
system
Classify the input using one of these labels: neutral, positive, and negative. @united you're the reason this whole travel experience has been a nightmare
user
negative
assistant
system
Classify the input using one of these labels: neutral, positive, and negative. @united you're the reason this whole travel experience has been a nightmare
user
positive
assistant